Etymology

tetrasiloxane

T1E1T1R1A1S1I1L1O1X8A1N1E1

Today it means: Any siloxane having four -Si-O- groups Full definition →

English siloxane ← Ancient Greek τετρᾰ- (tetră-) ← Proto-Hellenic *kʷétwores
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The story

  1. Proto-Indo-European*kʷetwóres
  2. Proto-Hellenic*kʷétwores
  3. Ancient Greekτέσσᾰρες (téssăres)
  4. Ancient Greekτετρᾰ- (tetră-)
  5. Englishtetra-
  6. Englishsiloxane
  7. English todaytetrasiloxane

From tetra- + siloxane.

Etymology from Wiktionary, CC BY-SA 4.0.